Pinnigrade
a. & n.用鳍(或鳍状肢)行走的(动物)
🗣️ 情景例句
we need to put together volunteers
我们需要募集义工
How many yards are you going to get?
你要取几码？
Working rapidly in the darkness, he soon changed into the dead man's clothes.
他在黑暗中忙活了一阵儿，很快就换上了死者的衣服。